Home / 26,615.74-36,733.14-22,131.78

Finding the Fourth Proportional to 26,615.74, 36,733.14 and 22,131.78

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Solution

The fourth proportional to 26,615.74, 36,733.14 and 22,131.78 is: 30,544.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,615.74 : 36,733.14 = 22,131.78 : x
  2. Step 2: Convert to fraction form
    26,615.74/36,733.14 = 22,131.78/x
  3. Step 3: Cross multiply
    26,615.74x = 36,733.14 × 22,131.78
  4. Step 4: Simplify right side
    26,615.74x = 812,969,773.19
  5. Step 5: Solve for x
    x = 812,969,773.19/26,615.74
  6. Step 6: Final answer
    x = 30,544.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.